147 lines
6.0 KiB
C
147 lines
6.0 KiB
C
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/* ioapi.h -- IO base function header for compress/uncompress .zip
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part of the MiniZip project
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Copyright (C) 1998-2010 Gilles Vollant
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http://www.winimage.com/zLibDll/minizip.html
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Modifications for Zip64 support
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Copyright (C) 2009-2010 Mathias Svensson
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http://result42.com
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This program is distributed under the terms of the same license as zlib.
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See the accompanying LICENSE file for the full text of the license.
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*/
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#ifndef _ZLIBIOAPI64_H
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#define _ZLIBIOAPI64_H
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#include <stdio.h>
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#include <stdlib.h>
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#include <stdint.h>
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#include "zlib.h"
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#if defined(USE_FILE32API)
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# define fopen64 fopen
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# define ftello64 ftell
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# define fseeko64 fseek
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#else
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# if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__DragonFly__) || defined(__OpenBSD__) || defined(__APPLE__)
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# define fopen64 fopen
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# define ftello64 ftello
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# define fseeko64 fseeko
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# endif
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# ifdef _MSC_VER
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# define fopen64 fopen
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# if (_MSC_VER >= 1400) && (!(defined(NO_MSCVER_FILE64_FUNC)))
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# define ftello64 _ftelli64
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# define fseeko64 _fseeki64
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# else /* old MSC */
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# define ftello64 ftell
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# define fseeko64 fseek
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# endif
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# endif
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#endif
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#ifdef __cplusplus
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extern "C" {
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#endif
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#define ZLIB_FILEFUNC_SEEK_CUR (1)
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#define ZLIB_FILEFUNC_SEEK_END (2)
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#define ZLIB_FILEFUNC_SEEK_SET (0)
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#define ZLIB_FILEFUNC_MODE_READ (1)
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#define ZLIB_FILEFUNC_MODE_WRITE (2)
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#define ZLIB_FILEFUNC_MODE_READWRITEFILTER (3)
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#define ZLIB_FILEFUNC_MODE_EXISTING (4)
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#define ZLIB_FILEFUNC_MODE_CREATE (8)
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#ifndef ZCALLBACK
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# if (defined(WIN32) || defined(_WIN32) || defined (WINDOWS) || \
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defined (_WINDOWS)) && defined(CALLBACK) && defined (USEWINDOWS_CALLBACK)
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# define ZCALLBACK CALLBACK
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# else
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# define ZCALLBACK
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# endif
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#endif
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typedef voidpf (ZCALLBACK *open_file_func) (voidpf opaque, const char *filename, int mode);
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typedef voidpf (ZCALLBACK *opendisk_file_func) (voidpf opaque, voidpf stream, uint32_t number_disk, int mode);
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typedef uint32_t (ZCALLBACK *read_file_func) (voidpf opaque, voidpf stream, void* buf, uint32_t size);
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typedef uint32_t (ZCALLBACK *write_file_func) (voidpf opaque, voidpf stream, const void *buf, uint32_t size);
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typedef int (ZCALLBACK *close_file_func) (voidpf opaque, voidpf stream);
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typedef int (ZCALLBACK *error_file_func) (voidpf opaque, voidpf stream);
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typedef long (ZCALLBACK *tell_file_func) (voidpf opaque, voidpf stream);
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typedef long (ZCALLBACK *seek_file_func) (voidpf opaque, voidpf stream, uint32_t offset, int origin);
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/* here is the "old" 32 bits structure structure */
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typedef struct zlib_filefunc_def_s
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{
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open_file_func zopen_file;
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opendisk_file_func zopendisk_file;
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read_file_func zread_file;
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write_file_func zwrite_file;
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tell_file_func ztell_file;
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seek_file_func zseek_file;
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close_file_func zclose_file;
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error_file_func zerror_file;
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voidpf opaque;
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} zlib_filefunc_def;
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typedef uint64_t (ZCALLBACK *tell64_file_func) (voidpf opaque, voidpf stream);
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typedef long (ZCALLBACK *seek64_file_func) (voidpf opaque, voidpf stream, uint64_t offset, int origin);
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typedef voidpf (ZCALLBACK *open64_file_func) (voidpf opaque, const void *filename, int mode);
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typedef voidpf (ZCALLBACK *opendisk64_file_func)(voidpf opaque, voidpf stream, uint32_t number_disk, int mode);
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typedef struct zlib_filefunc64_def_s
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{
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open64_file_func zopen64_file;
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opendisk64_file_func zopendisk64_file;
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read_file_func zread_file;
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write_file_func zwrite_file;
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tell64_file_func ztell64_file;
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seek64_file_func zseek64_file;
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close_file_func zclose_file;
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error_file_func zerror_file;
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voidpf opaque;
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} zlib_filefunc64_def;
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void fill_fopen_filefunc(zlib_filefunc_def *pzlib_filefunc_def);
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void fill_fopen64_filefunc(zlib_filefunc64_def *pzlib_filefunc_def);
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/* now internal definition, only for zip.c and unzip.h */
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typedef struct zlib_filefunc64_32_def_s
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{
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zlib_filefunc64_def zfile_func64;
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open_file_func zopen32_file;
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opendisk_file_func zopendisk32_file;
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tell_file_func ztell32_file;
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seek_file_func zseek32_file;
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} zlib_filefunc64_32_def;
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#define ZREAD64(filefunc,filestream,buf,size) ((*((filefunc).zfile_func64.zread_file)) ((filefunc).zfile_func64.opaque,filestream,buf,size))
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#define ZWRITE64(filefunc,filestream,buf,size) ((*((filefunc).zfile_func64.zwrite_file)) ((filefunc).zfile_func64.opaque,filestream,buf,size))
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/*#define ZTELL64(filefunc,filestream) ((*((filefunc).ztell64_file)) ((filefunc).opaque,filestream))*/
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/*#define ZSEEK64(filefunc,filestream,pos,mode) ((*((filefunc).zseek64_file)) ((filefunc).opaque,filestream,pos,mode))*/
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#define ZCLOSE64(filefunc,filestream) ((*((filefunc).zfile_func64.zclose_file)) ((filefunc).zfile_func64.opaque,filestream))
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#define ZERROR64(filefunc,filestream) ((*((filefunc).zfile_func64.zerror_file)) ((filefunc).zfile_func64.opaque,filestream))
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voidpf call_zopen64(const zlib_filefunc64_32_def *pfilefunc,const void*filename, int mode);
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voidpf call_zopendisk64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint32_t number_disk, int mode);
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long call_zseek64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream, uint64_t offset, int origin);
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uint64_t call_ztell64(const zlib_filefunc64_32_def *pfilefunc, voidpf filestream);
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void fill_zlib_filefunc64_32_def_from_filefunc32(zlib_filefunc64_32_def *p_filefunc64_32, const zlib_filefunc_def *p_filefunc32);
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#define ZOPEN64(filefunc,filename,mode) (call_zopen64((&(filefunc)),(filename),(mode)))
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#define ZOPENDISK64(filefunc,filestream,diskn,mode) (call_zopendisk64((&(filefunc)),(filestream),(diskn),(mode)))
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#define ZTELL64(filefunc,filestream) (call_ztell64((&(filefunc)),(filestream)))
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#define ZSEEK64(filefunc,filestream,pos,mode) (call_zseek64((&(filefunc)),(filestream),(pos),(mode)))
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#ifdef __cplusplus
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}
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#endif
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#endif
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